// ==UserScript==
// @name         Instagram Media Downloader (HD)
// @name:tr      Instagram Medya İndirici (HD)
// @name:zh-CN   Instagram 媒体下载器 (高清)
// @name:fr      Instagram Téléchargeur de Médias (HD)
// @name:ru      Instagram Загрузчик медиа (HD)
// @name:ar      إنستغرام منزل الوسائط (HD)
// @namespace    https://tr-wp.com/
// @version      1.2.0
// @description  Download all media from a profile (Photos, Videos, Reels) in high quality as Single, JSON, or ZIP.
// @description:tr Profildeki tüm medyaları (Fotoğraf, Video, Reels) yüksek kalitede Tekli, JSON veya ZIP olarak indirir.
// @description:zh-CN 以单个、JSON 或 ZIP 格式高清下载个人资料中的所有媒体（照片、视频、Reels）。
// @description:fr Téléchargez tous les médias d'un profil (Photos, Vidéos, Reels) en haute qualité au format Solo, JSON ou ZIP.
// @description:ru Загружайте все медиафайлы из профиля (Фото, Видео, Reels) в высоком качестве в форматах Solo, JSON или ZIP.
// @description:ar قم بتنزيل جميع الوسائط من الملف الشخصي (صور، مقاطع فيديو، ريلز) بجودة عالية بتنسيق فردي أو JSON أو ZIP.
// @author       Yoka - tr-wp.com
// @match        https://www.instagram.com/*
// @exclude      https://www.instagram.com/reels/*
// @exclude      https://www.instagram.com/p/*
// @exclude      https://www.instagram.com/explore/*
// @grant        GM_xmlhttpRequest
// @require      https://cdnjs.cloudflare.com/ajax/libs/FileSaver.js/2.0.5/FileSaver.min.js
// @run-at       document-idle
// @license      MIT
// @icon         https://www.google.com/s2/favicons?domain=instagram.com&sz=64
// @downloadURL https://update.greasyfork.icu/scripts/570765/Instagram%20Media%20Downloader%20%28HD%29.user.js
// @updateURL https://update.greasyfork.icu/scripts/570765/Instagram%20Media%20Downloader%20%28HD%29.meta.js
// ==/UserScript==

(function () {
    'use strict';

    var IG_APP_ID = '936619743392459';

    // --- Localization ---
    const i18n = {
        en: { media: "Media", json: "JSON", zip: "ZIP", loading: "Loading...", user: "User...", fetching: "Fetching ", zipPrep: "Preparing ZIP...", done: "Downloaded", error: "Error", noMedia: "No media found.", session: "Ensure you are logged in." },
        tr: { media: "Medya", json: "JSON", zip: "ZIP", loading: "Yükleniyor...", user: "Kullanıcı...", fetching: "Yükleniyor ", zipPrep: "ZIP hazırlanıyor...", done: "indirildi", error: "Hata", noMedia: "Hiç medya bulunamadı.", session: "Instagram oturumunun açık olduğundan emin olun." },
        zh: { media: "媒体", json: "JSON", zip: "ZIP", loading: "正在加载...", user: "用户...", fetching: "正在获取 ", zipPrep: "正在准备 ZIP...", done: "已下载", error: "错误", noMedia: "未找到媒体。", session: "确保您已登录。" },
        fr: { media: "Médias", json: "JSON", zip: "ZIP", loading: "Chargement...", user: "Utilisateur...", fetching: "Récupération ", zipPrep: "Préparation du ZIP...", done: "téléchargé", error: "Erreur", noMedia: "Aucun média trouvé.", session: "Assurez-vous d'être connecté." },
        ru: { media: "Медиа", json: "JSON", zip: "ZIP", loading: "Загрузка...", user: "Пользователь...", fetching: "Получение ", zipPrep: "Подготовка ZIP...", done: "скачано", error: "Ошибка", noMedia: "Медиа не найдено.", session: "Убедитесь, что вы вошли в систему." },
        ar: { media: "وسائط", json: "JSON", zip: "ZIP", loading: "جاري التحميل...", user: "مستخدم...", fetching: "جاري جلب ", zipPrep: "جاري تحضير ZIP...", done: "تم التنزيل", error: "خطأ", noMedia: "لم يتم العثور على وسائط.", session: "تأكد من تسجيل الدخول." }
    };

    const lang = i18n[navigator.language.split('-')[0]] || i18n.en;

    // ── Toast ─────────────────────────────────────────────────
    function toast(msg, type) {
        var el = document.createElement('div');
        var bg = type === 'err' ? '#c0392b' : type === 'ok' ? '#27ae60' : '#2c3e50';
        Object.assign(el.style, {
            position: 'fixed', bottom: '24px', right: '16px', zIndex: '2147483648',
            background: bg, color: '#fff', padding: '10px 16px',
            borderRadius: '8px', fontSize: '12px', fontFamily: 'sans-serif',
            maxWidth: '280px', lineHeight: '1.5', boxShadow: '0 4px 12px rgba(0,0,0,.4)',
            opacity: '0', transition: 'opacity .25s', whiteSpace: 'pre-line'
        });
        el.textContent = msg;
        document.body.appendChild(el);
        requestAnimationFrame(function () { el.style.opacity = '1'; });
        setTimeout(function () {
            el.style.opacity = '0';
            setTimeout(function () { el.remove(); }, 300);
        }, type === 'err' ? 5000 : 3000);
    }

    // ── API ───────────────────────────────────────────────────
    function apiGet(url) {
        return new Promise(function (resolve, reject) {
            GM_xmlhttpRequest({
                method: 'GET', url: url, timeout: 20000,
                headers: {
                    'x-ig-app-id': IG_APP_ID,
                    'Accept': 'application/json',
                    'Accept-Language': 'tr-TR,tr;q=0.9',
                    'Referer': 'https://www.instagram.com/',
                    'X-Requested-With': 'XMLHttpRequest'
                },
                onload: function (r) {
                    if (r.status < 200 || r.status >= 300) return reject(new Error('HTTP ' + r.status));
                    try { resolve(JSON.parse(r.responseText)); }
                    catch (e) { reject(new Error('JSON parse error')); }
                },
                onerror: function () { reject(new Error(lang.error)); },
                ontimeout: function () { reject(new Error('Timeout')); }
            });
        });
    }

    function getUserId(username) {
        return apiGet('https://www.instagram.com/api/v1/users/web_profile_info/?username=' + username)
            .then(function (d) {
                var pk = d && d.data && d.data.user && d.data.user.id;
                if (!pk) throw new Error(lang.user);
                return pk;
            });
    }

    function fetchAllPosts(userId, btnId) {
        var posts = [], cursor = null;
        function nextPage() {
            var url = 'https://www.instagram.com/api/v1/feed/user/' + userId + '/?count=12';
            if (cursor) url += '&max_id=' + encodeURIComponent(cursor);
            return apiGet(url).then(function (data) {
                var items = data.items || [];
                items.forEach(function (item) {
                    var isVideo = item.media_type === 2;
                    var sc = item.code || item.shortcode;
                    var mediaUrl;
                    if (isVideo) {
                        mediaUrl = item.video_url ||
                            (item.video_versions && item.video_versions[0] && item.video_versions[0].url);
                    }
                    if (!mediaUrl) {
                        var cands = item.image_versions2 && item.image_versions2.candidates;
                        if (cands && cands[0]) mediaUrl = cands[0].url;
                    }
                    if (mediaUrl) posts.push({ shortcode: sc, type: isVideo ? 'video' : 'photo', url: mediaUrl });
                });
                setBtn(btnId, lang.fetching + posts.length);
                cursor = data.next_max_id || null;
                if (data.more_available && cursor && posts.length < 500)
                    return sleep(800).then(nextPage);
                return posts;
            });
        }
        return nextPage();
    }

    // ── CRC-32 ───────────────────────────────────────────────
    var CRC_TABLE = (function () {
        var t = new Uint32Array(256);
        for (var i = 0; i < 256; i++) {
            var c = i;
            for (var j = 0; j < 8; j++) c = (c & 1) ? (0xEDB88320 ^ (c >>> 1)) : (c >>> 1);
            t[i] = c;
        }
        return t;
    })();
    function crc32(u8) {
        var crc = 0xFFFFFFFF;
        for (var i = 0; i < u8.length; i++) crc = (crc >>> 8) ^ CRC_TABLE[(crc ^ u8[i]) & 0xFF];
        return (crc ^ 0xFFFFFFFF) >>> 0;
    }

    // ── Manual ZIP (STORE) ───────────────────────────────────
    function buildZip(files) {
        var enc = new TextEncoder();
        var locals = [], central = [], offsets = [], pos = 0;
        var D = 0x5745, T = 0x0000;
        for (var fi = 0; fi < files.length; fi++) {
            var nb=enc.encode(files[fi].name), data=files[fi].data, crc=crc32(data), sz=data.length;
            var lh=new Uint8Array(30+nb.length), lv=new DataView(lh.buffer);
            lv.setUint32(0,0x04034b50,true);lv.setUint16(4,20,true);lv.setUint16(6,0,true);
            lv.setUint16(8,0,true);lv.setUint16(10,T,true);lv.setUint16(12,D,true);
            lv.setUint32(14,crc,true);lv.setUint32(18,sz,true);lv.setUint32(22,sz,true);
            lv.setUint16(26,nb.length,true);lv.setUint16(28,0,true);lh.set(nb,30);
            offsets.push(pos);locals.push(lh,data);pos+=lh.length+data.length;
            var ce=new Uint8Array(46+nb.length), cv=new DataView(ce.buffer);
            cv.setUint32(0,0x02014b50,true);cv.setUint16(4,20,true);cv.setUint16(6,20,true);
            cv.setUint16(8,0,true);cv.setUint16(10,0,true);cv.setUint16(12,T,true);cv.setUint16(14,D,true);
            cv.setUint32(16,crc,true);cv.setUint32(20,sz,true);cv.setUint32(24,sz,true);
            cv.setUint16(28,nb.length,true);cv.setUint16(30,0,true);cv.setUint16(32,0,true);
            cv.setUint16(34,0,true);cv.setUint16(36,0,true);cv.setUint32(38,0,true);
            cv.setUint32(42,offsets[fi],true);ce.set(nb,46);central.push(ce);
        }
        var cdOff=pos, cdSz=central.reduce(function(s,c){return s+c.length;},0);
        var eocd=new Uint8Array(22), ev=new DataView(eocd.buffer);
        ev.setUint32(0,0x06054b50,true);ev.setUint16(4,0,true);ev.setUint16(6,0,true);
        ev.setUint16(8,files.length,true);ev.setUint16(10,files.length,true);
        ev.setUint32(12,cdSz,true);ev.setUint32(16,cdOff,true);ev.setUint16(20,0,true);
        var all=locals.concat(central).concat([eocd]);
        var tot=all.reduce(function(s,a){return s+a.length;},0);
        var out=new Uint8Array(tot), cur=0;
        for(var i=0;i<all.length;i++){out.set(all[i],cur);cur+=all[i].length;}
        return out;
    }

    function strToU8(str) {
        return new TextEncoder().encode(str);
    }

    // ── UI ───────────────────────────────────────────────────
    function buildUI() {
        if (document.getElementById('igmt-bar')) return;
        var bar = document.createElement('div'); bar.id = 'igmt-bar';
        Object.assign(bar.style, {
            position: 'fixed', top: '60px', right: '16px', zIndex: '2147483647',
            display: 'flex', flexDirection: 'column', alignItems: 'stretch', gap: '5px',
            background: 'rgba(15,15,15,0.96)', padding: '8px',
            borderRadius: '10px', border: '1px solid #3a3a3a',
            backdropFilter: 'blur(6px)', fontFamily: 'sans-serif'
        });

        [{id:'igmt-media',text:lang.media,bg:'#d62976'},
         {id:'igmt-json', text:lang.json, bg:'#0095f6'},
         {id:'igmt-zip',  text:lang.zip,  bg:'#28a745'}
        ].forEach(function (b) {
            var btn = document.createElement('button');
            btn.id = b.id; btn.textContent = b.text; btn.dataset.def = b.text;
            Object.assign(btn.style, {
                padding: '6px 14px', background: b.bg, color: '#fff',
                border: 'none', borderRadius: '6px', cursor: 'pointer',
                fontSize: '11px', fontWeight: '700', width: '100%',
                textAlign: 'center'
            });
            btn.addEventListener('click', function () { run(b.id); });
            bar.appendChild(btn);
        });

        var prog = document.createElement('div'); prog.id = 'igmt-prog';
        Object.assign(prog.style, { height: '3px', background: '#333', borderRadius: '2px', marginTop: '2px', overflow: 'hidden', display: 'none' });
        var fill = document.createElement('div'); fill.id = 'igmt-fill';
        Object.assign(fill.style, { height: '100%', width: '0%', background: '#0095f6', transition: 'width .3s', borderRadius: '2px' });
        prog.appendChild(fill); bar.appendChild(prog);

        var st = document.createElement('div'); st.id = 'igmt-status';
        Object.assign(st.style, { color: '#666', fontSize: '9px', textAlign: 'center', marginTop: '2px', maxWidth: '100px', overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap' });
        bar.appendChild(st);
        document.body.appendChild(bar);
    }

    function setBtn(id,t){var e=document.getElementById(id);if(e)e.textContent=t;}
    function setStatus(t){var e=document.getElementById('igmt-status');if(e)e.textContent=t;}
    function setProgress(p){
        var pg=document.getElementById('igmt-prog'),f=document.getElementById('igmt-fill');
        if(!pg||!f)return;
        if(p===null){pg.style.display='none';f.style.width='0%';return;}
        pg.style.display='block';f.style.width=Math.round(p)+'%';
    }
    function lockAll(on){
        ['igmt-media','igmt-json','igmt-zip'].forEach(function(id){
            var e=document.getElementById(id);if(!e)return;
            e.disabled=on;e.style.opacity=on?'0.5':'1';e.style.cursor=on?'not-allowed':'pointer';
        });
    }

    // ── İndirme ──────────────────────────────────────────────
    function fetchBase64(url) {
        return new Promise(function(resolve,reject){
            GM_xmlhttpRequest({
                method:'GET',url:url,responseType:'blob',timeout:30000,
                headers:{'Referer':'https://www.instagram.com/','Accept':'image/webp,image/*,video/*,*/*'},
                onload:function(r){
                    if(r.status<200||r.status>=300) return reject(new Error('HTTP '+r.status));
                    function read(blob){
                        var fr=new FileReader();
                        fr.onload=function(){resolve(fr.result.split(',')[1]);};
                        fr.onerror=function(){reject(new Error('FileReader error'));};
                        fr.readAsDataURL(blob);
                    }
                    var resp=r.response;
                    if(resp&&typeof resp.then==='function') resp.then(read,reject); else read(resp);
                },
                onerror:function(){reject(new Error('Network Error'));},
                ontimeout:function(){reject(new Error('Timeout'));}
            });
        });
    }

    function b64ToU8(b64){
        var raw=atob(b64),u8=new Uint8Array(raw.length);
        for(var i=0;i<raw.length;i++) u8[i]=raw.charCodeAt(i);
        return u8;
    }

    // ── Ana Akış ─────────────────────────────────────────────
    async function run(btnId) {
        if (window._igmtBusy) return;
        window._igmtBusy = true;
        lockAll(true); setProgress(0); setStatus('');
        var defLabel = document.getElementById(btnId).dataset.def;
        var username = window.location.pathname.replace(/\//g,'').trim();

        try {
            if (!username) throw new Error('Username not found');

            setBtn(btnId, lang.user);
            var userId = await getUserId(username);

            setBtn(btnId, lang.loading);
            var posts = await fetchAllPosts(userId, btnId);
            if (!posts.length) { toast(lang.noMedia, 'err'); return; }

            // JSON modu
            if (btnId === 'igmt-json') {
                saveAs(new Blob([JSON.stringify(posts,null,2)],{type:'application/json'}), username+'.json');
                toast('✓ ' + posts.length + ' ' + lang.done, 'ok');
                return;
            }

            var isZip = btnId === 'igmt-zip';
            var zipFiles = [], errors = 0;
            var videoTotal = posts.filter(function(p){return p.type==='video';}).length;
            var videoHit = 0;

            for (var i = 0; i < posts.length; i++) {
                var post = posts[i];
                var idx  = String(i+1).padStart(4,'0');
                var isVideo = post.type === 'video';
                var ext  = isVideo ? 'mp4' : 'jpg';
                var mime = isVideo ? 'video/mp4' : 'image/jpeg';
                var name = username + '_' + idx + '.' + ext;

                if (isVideo) videoHit++;
                setBtn(btnId, (i+1)+'/'+posts.length);
                setStatus((isVideo?'▶ ':'🖼 ')+name);
                setProgress(Math.round(((i+1)/posts.length)*100));

                try {
                    var b64 = await fetchBase64(post.url);
                    var u8  = b64ToU8(b64);
                    if (isZip) { zipFiles.push({name:name, data:u8}); }
                    else { saveAs(new Blob([u8],{type:mime}), name); await sleep(150); }
                } catch(e) {
                    console.warn('[IGMT] Skip ('+(i+1)+'): '+e.message);
                    errors++;
                }
            }

            if (isZip) {
                var jsonU8 = strToU8(JSON.stringify(posts, null, 2));
                zipFiles.push({ name: username + '.json', data: jsonU8 });

                setBtn(btnId, lang.zipPrep); setStatus(''); setProgress(99);
                var zipU8 = buildZip(zipFiles);
                saveAs(new Blob([zipU8],{type:'application/zip'}), username+'.zip');
            }

            var msg = (errors ? '✓ '+(posts.length-errors)+' success  ✗ '+errors+' error\n' : '✓ '+posts.length+' ' + lang.done + '\n')
                    + '📹 '+videoHit+'/'+videoTotal+' video';
            toast(msg, errors ? 'err' : 'ok');

        } catch(err) {
            console.error('[IGMT] Error:',err);
            toast('✗ ' + err.message + '\n' + lang.session, 'err');
        } finally {
            setBtn(btnId,defLabel); setStatus(''); setProgress(null);
            lockAll(false); window._igmtBusy = false;
        }
    }

    function sleep(ms){return new Promise(function(r){setTimeout(r,ms);});}
    setTimeout(buildUI, 1000);
})();